Finding the Fourth Proportional to 303.36, 455.00 and 97.91
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Solution
The fourth proportional to 303.36, 455.00 and 97.91 is: 146.85
Step by Step Solution
- Step 1: Write the proportion equation
303.36 : 455.00 = 97.91 : x - Step 2: Convert to fraction form
303.36/455.00 = 97.91/x - Step 3: Cross multiply
303.36x = 455.00 × 97.91 - Step 4: Simplify right side
303.36x = 44,547.26 - Step 5: Solve for x
x = 44,547.26/303.36 - Step 6: Final answer
x = 146.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.